Break up LoginComponent into client-specific services.

libs/auth/src/angular/login/web-login.service.spec.ts

@@ -0,0 +1,72 @@
+import { TestBed } from "@angular/core/testing";
+import { Router } from "@angular/router";
+
+import { LoginComponentService } from "./login-component.service";
+import { WebLoginService } from "./web-login.service";
+
+describe("WebLoginService", () => {
+  let service: WebLoginService;
+  let routerMock: jest.Mocked<Router>;
+  let loginComponentServiceMock: jest.Mocked<LoginComponentService>;
+
+  beforeEach(() => {
+    routerMock = {
+      createUrlTree: jest.fn(),
+    } as unknown as jest.Mocked<Router>;
+
+    loginComponentServiceMock = {
+      setPreviousUrl: jest.fn(),
+    } as unknown as jest.Mocked<LoginComponentService>;
+
+    TestBed.configureTestingModule({
+      providers: [
+        WebLoginService,
+        { provide: Router, useValue: routerMock },
+        { provide: LoginComponentService, useValue: loginComponentServiceMock },
+      ],
+    });
+
+    service = TestBed.inject(WebLoginService);
+  });
+
+  it("creates the service", () => {
+    expect(service).toBeTruthy();
+  });
+
+  describe("handleQueryParams", () => {
+    it("sets previous URL for organization creation when org param is present", async () => {
+      const qParams = { org: "some-org" };
+      const mockUrlTree = {} as any;
+      routerMock.createUrlTree.mockReturnValue(mockUrlTree);
+
+      await service.handleQueryParams(qParams);
+
+      expect(routerMock.createUrlTree).toHaveBeenCalledWith(["create-organization"], {
+        queryParams: { plan: "some-org" },
+      });
+      expect(loginComponentServiceMock.setPreviousUrl).toHaveBeenCalledWith(mockUrlTree);
+    });
+
+    it("sets previous URL for families sponsorship when sponsorshipToken param is present", async () => {
+      const qParams = { sponsorshipToken: "test-token" };
+      const mockUrlTree = {} as any;
+      routerMock.createUrlTree.mockReturnValue(mockUrlTree);
+
+      await service.handleQueryParams(qParams);
+
+      expect(routerMock.createUrlTree).toHaveBeenCalledWith(["setup/families-for-enterprise"], {
+        queryParams: { token: "test-token" },
+      });
+      expect(loginComponentServiceMock.setPreviousUrl).toHaveBeenCalledWith(mockUrlTree);
+    });
+
+    it("does not set previous URL when no relevant params are present", async () => {
+      const qParams = { someOtherParam: "value" };
+
+      await service.handleQueryParams(qParams);
+
+      expect(routerMock.createUrlTree).not.toHaveBeenCalled();
+      expect(loginComponentServiceMock.setPreviousUrl).not.toHaveBeenCalled();
+    });
+  });
+});